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udp6_var.h revision 1.14 
      1 /*	$NetBSD: udp6_var.h,v 1.14 2003/08/07 16:33:31 agc Exp $	*/
      2 /*	$KAME: udp6_var.h,v 1.11 2000/06/05 00:14:31 itojun Exp $	*/
      3 
      4 /*
      5  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
      6  * All rights reserved.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  * 3. Neither the name of the project nor the names of its contributors
     17  *    may be used to endorse or promote products derived from this software
     18  *    without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
     21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
     24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     30  * SUCH DAMAGE.
     31  */
     32 
     33 /*
     34  * Copyright (c) 1982, 1986, 1989, 1993
     35  *	The Regents of the University of California.  All rights reserved.
     36  *
     37  * Redistribution and use in source and binary forms, with or without
     38  * modification, are permitted provided that the following conditions
     39  * are met:
     40  * 1. Redistributions of source code must retain the above copyright
     41  *    notice, this list of conditions and the following disclaimer.
     42  * 2. Redistributions in binary form must reproduce the above copyright
     43  *    notice, this list of conditions and the following disclaimer in the
     44  *    documentation and/or other materials provided with the distribution.
     45  * 3. Neither the name of the University nor the names of its contributors
     46  *    may be used to endorse or promote products derived from this software
     47  *    without specific prior written permission.
     48  *
     49  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     50  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     51  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     52  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     53  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     54  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     55  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     56  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     57  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     58  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     59  * SUCH DAMAGE.
     60  *
     61  *	@(#)udp_var.h	8.1 (Berkeley) 6/10/93
     62  */
     63 
     64 #ifndef _NETINET6_UDP6_VAR_H_
     65 #define _NETINET6_UDP6_VAR_H_
     66 
     67 /*
     68  * UDP Kernel structures and variables.
     69  */
     70 struct	udp6stat {
     71 				/* input statistics: */
     72 	u_quad_t udp6s_ipackets;	/* total input packets */
     73 	u_quad_t udp6s_hdrops;		/* packet shorter than header */
     74 	u_quad_t udp6s_badsum;		/* checksum error */
     75 	u_quad_t udp6s_nosum;		/* no checksum */
     76 	u_quad_t udp6s_badlen;		/* data length larger than packet */
     77 	u_quad_t udp6s_noport;		/* no socket on port */
     78 	u_quad_t udp6s_noportmcast;	/* of above, arrived as broadcast */
     79 	u_quad_t udp6s_fullsock;	/* not delivered, input socket full */
     80 	u_quad_t udp6ps_pcbcachemiss;	/* input packets missing pcb cache */
     81 				/* output statistics: */
     82 	u_quad_t udp6s_opackets;	/* total output packets */
     83 };
     84 
     85 /*
     86  * Names for UDP sysctl objects
     87  */
     88 #define UDP6CTL_SENDSPACE	1	/* default send buffer */
     89 #define UDP6CTL_RECVSPACE	2	/* default recv buffer */
     90 #define UDP6CTL_MAXID		3
     91 
     92 #define UDP6CTL_NAMES { \
     93 	{ 0, 0 }, \
     94 	{ "sendspace", CTLTYPE_INT }, \
     95 	{ "recvspace", CTLTYPE_INT }, \
     96 }
     97 
     98 #ifdef _KERNEL
     99 extern	struct	in6pcb udb6;
    100 extern	struct	udp6stat udp6stat;
    101 
    102 void	udp6_ctlinput __P((int, struct sockaddr *, void *));
    103 void	udp6_init __P((void));
    104 int	udp6_input __P((struct mbuf **, int *, int));
    105 int	udp6_output __P((struct in6pcb *, struct mbuf *, struct mbuf *,
    106 	struct mbuf *, struct proc *));
    107 int	udp6_sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
    108 int	udp6_usrreq __P((struct socket *,
    109 			 int, struct mbuf *, struct mbuf *, struct mbuf *,
    110 			 struct proc *));
    111 #endif /* _KERNEL */
    112 
    113 #endif /* _NETINET6_UDP6_VAR_H_ */
    114